Han Seung-li (32, female)

She is full of energy and brings spark to a party. Her big smile is her signature look. She is down-to-earth and her smile is so genuine that it makes people respond in kind. During that dark chapter in her life, she met one man. It was Nah Hong-joo who had duped her sister into stealing her wedding dowry money. Due to her troubled family finances, she is forced to move out and rent a place where she so happens to encounter the scammer Nah. But underneath his selfish and tough behavior, he had an unfortunate past. She slowly found herself falling in love with him.
After the death of her dad, Seung-li fights to revive the family business and uncover the hidden truth surrounding her dad's death. She got married to Hong-joo and then became in-laws with Sun-woo. So they all lived under the same roof as a big family…

Nah Hong-joo (34, male)

He is dashing, muscular, glib, and well-groomed. Using these assets, he tricks older women into parting with their money. He has told numerous women how he loved them only but he never gave his heart to any of them. After meeting Seung-li, he felt the urge to return to being the man he once was. He had the urge to become a better person. Despite having gone through a tougher ordeal than himself, Seung-lee was always smiling and upbeat. He merely thought she was a nice person. But over time, he began to see her as an attractive young woman who was also nice. While he is a professional in the dating game, he is an amateur in the game of love. He finds true love with Seung-li

Cha Sun-woo (35, male)

With a smart intellect, Sun-woo faced hardships early in his life when his dad died. He was suddenly responsible for his three siblings. He gave up on ever enrolling in college and immediately went to work and studied at night to pass the certified accountant test. He moved on to an accounting firm. He was sure that he could succeed without money and connections but upon trying his best, he realized that it was not enough to bridge the divide between the haves and have-nots. It did not take long for this realization to sink in. In the midst of this personal turmoil, he met Seung-li who brought light into his life. They had a loving relationship and were going to get married. But his burning desire to succeed made him decide to marry Jae-gyung. So he dumped Seung-li to realize his career ambitions. And he pushes Seung-li to the brink of despair with no remorse.

Seo Jae-gyung (31, female)

The only child of the chairman of Hyunjin Group. She excels in so many areas and eligible bachelors beat a path to her. After studying abroad for a few years, she returned to Korea to take a managerial position in her father's food company. But she discovered a shocking truth one day. Her dad was not her biological father. Her real father was a gangster and chronic gambler! After knowing the truth, she became anxious that her "dad" might learn the truth too and then abandon her. An unexpected incident shook her to her core. Han Seung-li, a new recruit at the food company, was the daughter of the man whose death she was responsible for.